5 letter words:
fount8,
futon8,
often8,
unwet8,
4 letter words:
weft10,
enow7,
enuf7,
font7,
newt7,
nowt7,
tofu7,
town7,
went7,
wont7,
note4,
tone4,
tune4,
unto4,
3 letter words:
few9,
eft6,
fen6,
fet6,
feu6,
foe6,
fon6,
fou6,
fun6,
new6,
now6,
oft6,
owe6,
own6,
tew6,
tow6,
two6,
wen6,
wet6,
woe6,
won6,
wot6,
eon3,
net3,
not3,
nut3,
one3,
out3,
ten3,
toe3,
ton3,
tun3,
ute3,
2 letter words:
ef5,
fe5,
of5,
ow5,
we5,
wo5,
en2,
et2,
ne2,
no2,
nu2,
oe2,
on2,
to2,
un2,
ut2,